BESS Site Acceptance Test — Professional Checklist
Hoenergy · Overseas Business Division · Technology Center | V1.0 Professional | 2026-07-15
Note: First check the applicable scenarios below. Items marked
[ENIRIS]/[Self-built]/[Customer]/[With Meter]/[PV]/[DG]in subsequent sections are conditional items (fill in N/A if not applicable).
Project Basic Information
| Item | Entry |
|---|---|
| Product Model | |
| Project Code | |
| Factory Serial Number | |
| Capacity · Power | |
| Date | |
| Inspector |
Applicable Scenario Checklist
| Hoenergy Proprietary EMS / iSolarCloud | ENIRIS Third-Party EMS / SmartgridOne V4.1 | Customer-Owned EMS | With AC/DC Meter | [PV] Photovoltaic Inverter |
[DG] Diesel Generator |
|---|---|---|---|---|---|
| ☐ Applicable | ☐ Applicable | ☐ Applicable | ☐ Applicable | ☐ Applicable | ☐ Applicable |
Part A — Hardware Installation
Mandatory Checks · 11 Items
| No. | Inspection Item | Acceptance Criteria | Result |
|---|---|---|---|
| A1 | Equipment Positioning | Positions of the container / PCS / transformer / switchgear match the one-line diagram as built | ☐ Pass ☐ Fail ☐ N/A |
| A2 | Foundation & Mounting | Levelness ≤ 2 mm/m; M12 bolt tightening torque 45 N·m ±5%; anti-loosening marks applied | ☐ Pass ☐ Fail ☐ N/A |
| A3 | Earth Grid | Earth connections are reliable | ☐ Pass ☐ Fail ☐ N/A |
| A4 | One-Line Verification | Field wiring matches the as-built drawings (positions of switches / circuit breakers / instrument transformers) | ☐ Pass ☐ Fail ☐ N/A |
| A5 | DC Bus Wiring | Battery cluster → BCU → PCS DC positive/negative wiring is correct, with no reverse connection or looseness | ☐ Pass ☐ Fail ☐ N/A |
| A6 | AC Bus Wiring | PCS → transformer → grid-connection point wiring complies with the design | ☐ Pass ☐ Fail ☐ N/A |
| A7 | MV/LV Wiring | MV cable terminations are fabricated per code (heat-shrink / cold-shrink / silicone rubber) | ☐ Pass ☐ Fail ☐ N/A |
| A8 | Cable Sizing | Conductor cross-section / voltage class / temperature class meet the design current-carrying capacity and short-circuit withstand requirements | ☐ Pass ☐ Fail ☐ N/A |
| A9 | Crimping & Lugs | Crimping torque meets the specification; lugs show no overheating discoloration; torque rechecked | ☐ Pass ☐ Fail ☐ N/A |
| A10 | Fire Stopping | Cable penetrations through floors / fire walls are sealed with fire-resistant putty / fire-rated boards | ☐ Pass ☐ Fail ☐ N/A |
| A11 | Markings & Labels | Equipment / circuit / phase / warning labels are complete and bilingual (per project requirements) | ☐ Pass ☐ Fail ☐ N/A |
Part B — Power Supply Verification
Required Checks · 3 Items
| No. | Inspection Item | Acceptance Criteria | Conclusion |
|---|---|---|---|
| B1 | Three-Phase Voltage | Three-phase line-to-neutral voltage unbalance < 2%, amplitude within ±10% of nominal value | ☐ Pass ☐ Fail ☐ N/A |
| B2 | Phase Sequence | L1-L2-L3 is positive phase sequence, no reverse phase | ☐ Pass ☐ Fail ☐ N/A |
| B3 | Frequency | 50 Hz ± 0.5 Hz (or 60 Hz, depending on region) | ☐ Pass ☐ Fail ☐ N/A |
Part C — Metering & Current Transformers
Conditional item [With Meter] · 6 items
| No. | Inspection Item | Acceptance Criteria | Result |
|---|---|---|---|
| C1 | AC Meter Install | Meter model / accuracy class (0.2S / 0.5S) conforms to design, installation orientation is correct | ☐ Pass ☐ Fail ☐ N/A |
| C2 | CT Polarity | P1 end faces the power source side, P2 end faces the load side; reverse connection is prohibited | ☐ Pass ☐ Fail ☐ N/A |
| C3 | CT Ratio | Ratio matches the design (e.g., 1000/5 A, 800/5 A) | ☐ Pass ☐ Fail ☐ N/A |
| C4 | CT Wiring | s1 connects to meter I+, s2 connects to I−, shield layer grounded at one end only | ☐ Pass ☐ Fail ☐ N/A |
| C5 | Meter Reading | Compare meter readings with a clamp-type ammeter; error < 2% | ☐ Pass ☐ Fail ☐ N/A |
| C6 | Meter Communication | Meter data (voltage / current / power / energy) read normally via Modbus / IEC 104 | ☐ Pass ☐ Fail ☐ N/A |
Part D — EMS & Communication Topology
Multi-scenario condition items [ENIRIS] / [Own] / [Customer] / [PV] / [DG] · 9 items
| No. | Inspection Item | Pass Criteria | Result |
|---|---|---|---|
| D1 | EMS Hardware in Place | Server / Gateway / Industrial PC in place, powered on normally | ☐ Pass ☐ Fail ☐ N/A |
| D2 | 4G Router / Firewall | 4G router installed in place, signal normal, firewall policy allowed | ☐ Pass ☐ Fail ☐ N/A |
| D3 | Clock Sync | NTP / IEC 104 / GPS time synchronization, time deviation ≤ 1 s (Czech projects use IEC 104 sync) | ☐ Pass ☐ Fail ☐ N/A |
| D4 | [ENIRIS] SmartgridOne Point Table |
SmartgridOne Modbus V4.1 full coverage: SOC / SOH / V / T / P / Alarms / Protection | ☐ Pass ☐ Fail ☐ N/A |
| D5 | [Own] Hoenergy EMS Point Table |
iSolarCloud-style EMS connects to PCS / BMS / Meter / Weather Station | ☐ Pass ☐ Fail ☐ N/A |
| D6 | [Customer] Third-Party EMS Integration |
Provide data dictionary per interface protocol and complete communication interface test | ☐ Pass ☐ Fail ☐ N/A |
| D7 | Remote Access VPN | Owner / dispatch VPN tunnel established, remote login available | ☐ Pass ☐ Fail ☐ N/A |
| D8 | [PV] PV Inverter Integration |
Sungrow / Huawei and other inverters connected to EMS, points complete (DC / AC / Power / Status) | ☐ Pass ☐ Fail ☐ N/A |
| D9 | [DG] Diesel Genset Integration |
Diesel genset controller (ComAp / DeepSea) Modbus integration, including Start-Stop / Paralleling / Power / Status | ☐ Pass ☐ Fail ☐ N/A |
Part E — Station Build
Mandatory Checks · 6 Items
| No. | Inspection Item | Acceptance Criteria | Result |
|---|---|---|---|
| E1 | EMS Create Site | Create a site in the EMS (iSolarCloud / SmartgridOne / Customer System) and fill in the project information | ☐ Pass ☐ Fail ☐ N/A |
| E2 | Device Registration | PCS / BMS / Meter / Weather Station / Fire Protection / HVAC all registered | ☐ Pass ☐ Fail ☐ N/A |
| E3 | Point Mapping | Mapping of the 4 point categories — telemetry, telesignal, telecontrol, and teleadjust — completed (per the point list) | ☐ Pass ☐ Fail ☐ N/A |
| E4 | Topology | EMS topology diagram auto-generated and consistent with the on-site single-line diagram | ☐ Pass ☐ Fail ☐ N/A |
| E5 | [PV] PV Inverter Registration |
PV inverter registered in the EMS with the communication link established | ☐ Pass ☐ Fail ☐ N/A |
| E6 | [DG] Diesel Generator Registration |
Diesel generator registered in the EMS with the start/stop and paralleling control links established | ☐ Pass ☐ Fail ☐ N/A |
Part F — Energization & Grid Connection Test
Mandatory Checks · 5 Items
| No. | Inspection Item | Acceptance Criteria | Result |
|---|---|---|---|
| F1 | Auxiliary Power Energization | Lighting / socket / control power energized normally | ☐ Pass ☐ Fail ☐ N/A |
| F2 | Control Power Energization | BMS / PCS / fire protection / HVAC control power energized | ☐ Pass ☐ Fail ☐ N/A |
| F3 | First Grid Connection | Close the AC circuit breaker; PCS connects to grid smoothly without inrush | ☐ Pass ☐ Fail ☐ N/A |
| F4 | No-Load / Light-Load Run | No-load run for 5 min, light-load (10% of rated) run for 5 min | ☐ Pass ☐ Fail ☐ N/A |
| F5 | [DG] Diesel Generator Paralleling / Black Start |
Coordination between diesel generator and energy storage: paralleling / disconnection / black start test, switching time < 2 s | ☐ Pass ☐ Fail ☐ N/A |
Part G — Cloud Platform Charge/Discharge Test
Must-check · 4 items
| No. | Inspection Item | Pass Criteria | Result |
|---|---|---|---|
| G1 | Cloud Platform Login | Owner / O&M personnel log in to the cloud EMS via browser | ☐ Pass ☐ Fail ☐ N/A |
| G2 | Manual Charge | Cloud issues a charge command (set power / duration), PCS responds within ≤ 2 s | ☐ Pass ☐ Fail ☐ N/A |
| G3 | Manual Discharge | Cloud issues a discharge command, PCS responds within ≤ 2 s | ☐ Pass ☐ Fail ☐ N/A |
| G4 | Emergency Stop (E-Stop) | Cloud emergency stop command response within ≤ 1 s, PCS stops immediately | ☐ Pass ☐ Fail ☐ N/A |
Part H — Schedule / Planned Curve Test
Mandatory Inspection · 5 Items
| No. | Inspection Item | Pass Criterion | Conclusion |
|---|---|---|---|
| H1 | Daily Schedule Upload | EMS imports a 24 h planned curve (CSV / manual input) | ☐ Pass ☐ Fail ☐ N/A |
| H2 | Auto Tracking | The system automatically charges and discharges according to the curve without manual intervention | ☐ Pass ☐ Fail ☐ N/A |
| H3 | Multi-Period Switching | At least 4 periods (Peak / Flat / Valley / Sharp), with smooth switching and no abrupt jumps | ☐ Pass ☐ Fail ☐ N/A |
| H4 | Schedule Deviation | Actual power vs. planned deviation ≤ 3% (15 min average) | ☐ Pass ☐ Fail ☐ N/A |
| H5 | [PV+DG] PV-Storage-DG Coordination Test |
Linked mode: PV prioritized for self-consumption → energy storage charging → DG backup, with smooth switching | ☐ Pass ☐ Fail ☐ N/A |
Part K — Fire & Safety
Mandatory Check · 1 Item
| No. | Inspection Item | Pass Criteria | Result |
|---|---|---|---|
| K1 | E-Stop Button | E-Stop buttons at entry/exit are securely installed and easy to operate | ☐ Pass ☐ Fail ☐ N/A |
Punch List — List of Outstanding Issues
Required to be closed within 30 days
| No. | Outstanding Issue | Severity | Responsible Party | Closure Deadline |
|---|---|---|---|---|
| 1 | ☐ Critical ☐ Major ☐ Minor | |||
| 2 | ☐ Critical ☐ Major ☐ Minor | |||
| 3 | ☐ Critical ☐ Major ☐ Minor | |||
| 4 | ☐ Critical ☐ Major ☐ Minor | |||
| 5 | ☐ Critical ☐ Major ☐ Minor | |||
| 6 | ☐ Critical ☐ Major ☐ Minor |
Signatures
Three-Party Closure
| Unit | Name | Signature | Date |
|---|---|---|---|
| Hoenergy Engineer | |||
| Owner Representative | |||
| EPC Supervisor |
Summary
| Total Items | Pass | Fail | N/A | Pass Rate | Result |
|---|---|---|---|---|---|
Hoenergy Overseas Business Division Technical Center · V1.0 Professional · 2026-07-15